## Is 9 Prime Number or Composite Number

## Is 9 a Prime Number?

## No – 9 is not a prime number.

**Why No:** 9 is not a prime number because it does not meet the prime criteria of having exactly two distinct positive divisors. Use this Prime number Checker to check for any number.

## Is 9 a Composite Number?

## YES – 9 is a Composite Number

**Why Yes:** 9 is actually a composite number because it has more than two distinct positive divisors: 1, 3, and itself (9).

## Problem Statements

Property | Answer |
---|---|

Is 9 a prime number? | No |

Is 9 a composite number? | Yes |

Is 9 a perfect square? | Yes |

Factors of 9 | 1, 3, 9 |

Multiples of 9 | 9, 18, 27, 36, 45, 54, 63, 72, 81, 90 |

Cube Root of 9 | 2.08 |

Square of 9 | 81 |

Square Root of 9 | 3 |

Is 9 a Perfect Square? | Yes |

Is 9 a Perfect Cube? | No |

Is 9 an Irrational number | No |

Is 9 a Rational number | Yes |

Is 9 a Real number | Yes |

Is 9 an Integer | Yes |

Is 9 a Natural number | Yes |

Is 9 a Whole number | Yes |

Is 9 an Even or odd number | No (9 is an odd number) |

Is 9 an Ordinal number | Yes |

Is 9 a Complex number | Yes (as all real numbers are also complex numbers) |

## What are the factors of 9?

The factors of 9 are 1, 3, and 9. Since 9 is a square number, 3 is its only other factor besides 1 and itself. There are no more factors of 9.

## What Kind of Number is 9?

- The factors of 9 are 1, 3, and 9.
- 9 is a composite number.
- 9 is not one of the odd prime numbers, but it is an odd number.
- 9 is considered a significant number in various cultures.
- 9 is a natural number.
- 9 is a positive integer.
- 9 is a composite number.
- 9 is an odd number.
- 9 is a rational number.
- 9 is a whole number.

9 is recognized as a composite number because it has more than two divisors, which distinguishes it from prime numbers that are only divisible by 1 and themselves. The number 9, being the square of 3, holds a unique place in mathematics as a perfect square. Additionally, in various cultures around the world, 9 carries symbolic meanings and is often associated with endurance and completion.

## Nearest Prime Number of 9

The nearest prime numbers to 9 are 7 and 11. 7 is the closest prime number less than 9, and 11 is the closest prime number greater than 9.

## FAQS

**Is the 9th prime** number?

No, 9 is not the 9th prime number. It is a composite number because it has divisors other than 1 and itself, specifically 3.

**Is 9 is a** prime** factor?**

No, 9 is not a prime factor because it is not a prime number. A prime factor must be a prime number, and 9 is divisible by 1, 3, and itself.